Mesa (master): Revert "i965: Only emit 3DSTATE_DRAWING_RECTANGLE once on gen8+"

[Mark Janes]

Module: Mesa
Branch: master
Commit: 0fc009b8c7bd6fb4a2cc77e9c4d0440acdc58ee1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=0fc009b8c7bd6fb4a2cc77e9c4d0440acdc58ee1

Author: Mark Janes <mark.a.janes at intel.com>
Date:   Wed Feb 28 17:26:08 2018 -0800

Revert "i965: Only emit 3DSTATE_DRAWING_RECTANGLE once on gen8+"

This reverts commit a2c1e48f15995a826dc759e064c2603882a37e0c.

On BDWGT3e and KBLGT3e systems, this commit regressed the following
tests:

  piglit.spec.ext_framebuffer_multisample.accuracy 2 stencil_resolve small depthstencil
  piglit.spec.ext_framebuffer_multisample.accuracy 4 stencil_resolve small depthstencil
  piglit.spec.ext_framebuffer_multisample.accuracy 6 stencil_resolve small depthstencil
  piglit.spec.ext_framebuffer_multisample.accuracy 8 stencil_resolve small depthstencil
  piglit.spec.ext_framebuffer_multisample.accuracy all_samples stencil_resolve small depthstencil

---

 src/mesa/drivers/dri/i965/brw_misc_state.c    | 9 ---------
 src/mesa/drivers/dri/i965/genX_blorp_exec.c   | 2 --
 src/mesa/drivers/dri/i965/genX_state_upload.c | 4 ++--
 3 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 2d2517d2bd..c4ef6812bf 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -573,15 +573,6 @@ brw_upload_invariant_state(struct brw_context *brw)
    BEGIN_BATCH(1);
    OUT_BATCH(_3DSTATE_VF_STATISTICS << 16 | 1);
    ADVANCE_BATCH();
-
-   if (devinfo->gen >= 8) {
-      BEGIN_BATCH(4);
-      OUT_BATCH(_3DSTATE_DRAWING_RECTANGLE << 16 | 1);
-      OUT_BATCH(0);
-      OUT_BATCH(~0);
-      OUT_BATCH(0);
-      ADVANCE_BATCH();
-   }
 }
 
 /**
diff --git a/src/mesa/drivers/dri/i965/genX_blorp_exec.c b/src/mesa/drivers/dri/i965/genX_blorp_exec.c
index aa97981dd1..062171af60 100644
--- a/src/mesa/drivers/dri/i965/genX_blorp_exec.c
+++ b/src/mesa/drivers/dri/i965/genX_blorp_exec.c
@@ -276,12 +276,10 @@ retry:
    gen8_write_pma_stall_bits(brw, 0);
 #endif
 
-#if GEN_GEN < 8
    blorp_emit(batch, GENX(3DSTATE_DRAWING_RECTANGLE), rect) {
       rect.ClippedDrawingRectangleXMax = MAX2(params->x1, params->x0) - 1;
       rect.ClippedDrawingRectangleYMax = MAX2(params->y1, params->y0) - 1;
    }
-#endif
 
    blorp_exec(batch, params);
 
diff --git a/src/mesa/drivers/dri/i965/genX_state_upload.c b/src/mesa/drivers/dri/i965/genX_state_upload.c
index eda812868b..b38b61a874 100644
--- a/src/mesa/drivers/dri/i965/genX_state_upload.c
+++ b/src/mesa/drivers/dri/i965/genX_state_upload.c
@@ -280,7 +280,6 @@ static const struct brw_tracked_state genX(line_stipple) = {
    .emit = genX(upload_line_stipple),
 };
 
-#if GEN_GEN < 8
 /* Constant single cliprect for framebuffer object or DRI2 drawing */
 static void
 genX(upload_drawing_rect)(struct brw_context *brw)
@@ -304,7 +303,6 @@ static const struct brw_tracked_state genX(drawing_rect) = {
    },
    .emit = genX(upload_drawing_rect),
 };
-#endif
 
 static uint32_t *
 genX(emit_vertex_buffer_state)(struct brw_context *brw,
@@ -5658,6 +5656,8 @@ genX(init_atoms)(struct brw_context *brw)
 
       &genX(line_stipple),
 
+      &genX(drawing_rect),
+
       &genX(vf_topology),
 
       &brw_indices,